JC
John Cahill — 1910 US Census Record
Linked across censuses1910 United States Federal Census · Linn, Iowa
Our Model Tree links this John Cahill across the 1900 and 1910 US Censuses in Linn, Iowa (XGBoost, ~Confirmed) — first a head (b.~1868), then head of a 11-person household.
Age 42
b. ~1868
Male
Head
Born: Iowa
Married
1910 Census Record Details
| Census Year | 1910 |
| Location | Linn, Iowa |
| Surname | Cahill |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Iowa |
| Years Married | 11 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Farmer |
| Industry | General Farm |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Farmer |
| Township / Ward | Clinton Township |
| Est. Birth Year | ~1868 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
11 people recorded at the same address in the 1910 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Robert Cahill | Son | — | 2 | ~1908 |
| Kate Cunningham | Other | — | 22 | ~1888 |
| John Ward | Other | — | 44 | ~1866 |
| Charlotte Cahill | Spouse | — | 39 | ~1871 |
| Edward Cahill | Son | — | 10 | ~1900 |
| Lucy Cahill | Daughter | — | 5 | ~1905 |
| Mary Cahill | Daughter | — | 9 | ~1901 |
| Charlotte Cahill | Daughter | — | 7 | ~1903 |
| John Cahill | Son | — | ~1910 | |
| John Cahill | Head | — | 42 | ~1868 |
| Lucy Cahill | Daughter | — | 4 | ~1906 |
Census Appearances
1900
Linn, Iowa
Head, age 32
Linn, Iowa · implied b. ~1868 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cahill |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Iowa |
| Birth Month | May |
| Birth Year | 1868 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Farmer |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1910
Linn, Iowa
Head, age 42
Linn, Iowa · implied b. ~1868 — 11 household members
| Surname | Cahill |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Iowa |
| Years Married | 11 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Farmer |
| Industry | General Farm |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links John Cahill across 2 US Census years (1900 and 1910) in Linn, Iowa, using XGBoost record linkage.
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This person
Anchor record
John Cahill
Head · 1910 · age 42 · b. ~1868 · Iowa
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1910 US Federal Census — Linn, Iowa
Open full size
1910 US Federal Census — Linn, Iowa
Page Contents
48 people indexed on this census page (ia:1910:13thcensus1910po410unit:1100)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fredrick | 32 | Head | Farmer | Iowa |
| 2 | Alice | 28 | Wife | — | Iowa |
| 3 | Lester | 6 | Son | — | Iowa |
| 4 | Lyle | 4 | Son | — | Iowa |
| 5 | James Doran | 35 | Head | Farmer | Iowa |
| 6 | Mary Doran | 25 | Wife | — | Iowa |
| 7 | John Doran | 1 | Son | — | Iowa |
| 8 | Lotta Doran | 0 | Daughter | — | Iowa |
| 9 | John Doran | 75 | Father | — | Iowa |
| 10 | George Booth | 29 | Head | Farmer | Iowa |
| 11 | Martha Booth | 24 | Wife | — | Iowa |
| 12 | Theodore Booth | 2 | Son | — | Iowa |
| 13 | Augusta Fischer | 52 | Head | Farmer | Iowa |
| 14 | William Fischer | 22 | Son | Laborer | Iowa |
| 15 | Lillian Fischer | 18 | Daughter | — | Iowa |
| 16 | James Fischer | 13 | Son | — | Iowa |
| 17 | Jesse Fischer | 10 | Son | — | Iowa |
| 18 | Bernice Fischer | 7 | Daughter | — | Iowa |
| 19 | Emma Fischer | 5 | Daughter | — | Iowa |
| 20 | Hans Hanson | 47 | Head | Farmer | Norway |
| 21 | Bertha Hanson | 47 | Wife | — | Norway |
| 22 | Clifford Hanson | 17 | Son | Laborer | Iowa |
| 23 | Norman Hanson | 14 | Son | — | Iowa |
| 24 | Dan Mcaulay | 33 | Head | Farmer | Iowa |
| 25 | Lottie Mcaulay | 31 | Wife | — | Iowa |
| 26 | Alice Mcaulay | 13 | Sister | — | Iowa |
| 27 | Frank James | 17 | Boarder | Laborer | Iowa |
| 28 | Anton Peterson | 32 | Head | Farmer | Iowa |
| 29 | Goldie Peterson | 25 | Wife | — | Iowa |
| 30 | Clara Peterson | 7 | Daughter | — | Iowa |
| 31 | Elmer Peterson | 5 | Son | — | Iowa |
| 32 | James Harrison | 40 | Head | Farmer | Iowa |
| 33 | Marie Harrison | 27 | Wife | — | Iowa |
| 34 | John Bunn | 17 | Hired Man | Laborer | Iowa |
| 35 | Frank Kasal | 23 | Head | Farmer | Iowa |
| 36 | Anna Kasal | 19 | Sister | — | Iowa |
| 37 | Wencil Kasal | 16 | Brother | Laborer | Iowa |
| 38 | John Cahill THIS PERSON | 42 | Head | Farmer | Iowa |
| 39 | Charlotte Cahill | 39 | Wife | — | Ireland |
| 40 | Edward Cahill | 10 | Son | — | Iowa |
| 41 | Mary Cahill | 9 | Daughter | — | Iowa |
| 42 | Charlotte Cahill | 7 | Daughter | — | Iowa |
| 43 | Lucy Cahill | 5 | Daughter | — | Iowa |
| 44 | Lucy Cahill | 4 | Daughter | — | Iowa |
| 45 | Robert Cahill | 2 | Son | — | Iowa |
| 46 | John Cahill | 0 | Son | — | Iowa |
| 47 | Kate Cunningham | 22 | Hired Girl | Servant | Iowa |
| 48 | John Ward | 44 | Hired Man | Laborer | Virginia |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1910 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)